CA2228549A1 - Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique - Google Patents

Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique Download PDF

Info

Publication number
CA2228549A1
CA2228549A1 CA 2228549 CA2228549A CA2228549A1 CA 2228549 A1 CA2228549 A1 CA 2228549A1 CA 2228549 CA2228549 CA 2228549 CA 2228549 A CA2228549 A CA 2228549A CA 2228549 A1 CA2228549 A1 CA 2228549A1
Authority
CA
Canada
Prior art keywords
units
signals
transceiver
locations
transmitter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA 2228549
Other languages
English (en)
Inventor
Randy H. Roberts
Denis Cousineau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
S FIVE TECHNOLOGIES Ltd
Original Assignee
S FIVE TECHNOLOGIES Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by S FIVE TECHNOLOGIES Ltd filed Critical S FIVE TECHNOLOGIES Ltd
Priority to CA 2228549 priority Critical patent/CA2228549A1/fr
Publication of CA2228549A1 publication Critical patent/CA2228549A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/46—Indirect determination of position data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/878—Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/46—Indirect determination of position data
    • G01S2013/466—Indirect determination of position data by Trilateration, i.e. two antennas or two sensors determine separately the distance to a target, whereby with the knowledge of the baseline length, i.e. the distance between the antennas or sensors, the position data of the target is determined

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
CA 2228549 1998-02-06 1998-02-06 Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique Abandoned CA2228549A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2228549 CA2228549A1 (fr) 1998-02-06 1998-02-06 Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2228549 CA2228549A1 (fr) 1998-02-06 1998-02-06 Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique

Publications (1)

Publication Number Publication Date
CA2228549A1 true CA2228549A1 (fr) 1999-08-06

Family

ID=29409206

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2228549 Abandoned CA2228549A1 (fr) 1998-02-06 1998-02-06 Systemes et methodes de localisation servant a determiner l'emplacement de personnes dans une aire geographique

Country Status (1)

Country Link
CA (1) CA2228549A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111638486A (zh) * 2019-03-01 2020-09-08 阿里巴巴集团控股有限公司 一种定位方法、系统和装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111638486A (zh) * 2019-03-01 2020-09-08 阿里巴巴集团控股有限公司 一种定位方法、系统和装置

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Legal Events

Date Code Title Description
FZDE Dead